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Finding the Fourth Proportional to 620,025.59, 929,802.32 and 367,377.38

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Solution

The fourth proportional to 620,025.59, 929,802.32 and 367,377.38 is: 550,926.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,025.59 : 929,802.32 = 367,377.38 : x
  2. Step 2: Convert to fraction form
    620,025.59/929,802.32 = 367,377.38/x
  3. Step 3: Cross multiply
    620,025.59x = 929,802.32 × 367,377.38
  4. Step 4: Simplify right side
    620,025.59x = 341,588,340,239.52
  5. Step 5: Solve for x
    x = 341,588,340,239.52/620,025.59
  6. Step 6: Final answer
    x = 550,926.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.